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Description
- MAX7219 Red Dot Matrix Module MCU Control Display Module DIY Kit For Arduino
- A single module can drive an 8 * 8 common cathode lattice
- Module Operating voltage: 5V.
- Module size: 5 cm long X 3.2 cm wide X 1.5 cm high
- With four screws hole, aperture 3mm, by using our M3 Tongzhu fixed
- Module with input and output interfaces, supports multiple modules cascade
- Led colour:Red
- Wiring instructions:
- The module left as an input port to the output port on the right.
- The control of a single module, simply input port to the CPU
- Multiple modules cascade input termination CPU, 2 output termination module, a module of the input of the input terminal, the output terminal of the first two modules of the first three modules, and so on …VCC → 5V
- GND → GND
- DIN → P22
- CS → P21
- CLK → P20
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